florida senator marco rubio said the measure would be dead on arrival if sent to congress as is. he said it doesn't do enough to beef up border security. >>> baltimore's most famous doctor is taking on president obama. world renowned neurosurgeon dr. ben carson speaks out against the president's policies, with the president just a few feet away. adam may has a look at the enormous impact of the speech. >> reporter: hi, kai. just got off the phone a couple of seconds ago with dr. ben carson. he said he is very surprised by all the attention his speech is getting, conservatives like rush limbaugh, sean hannity, lining up behind him. >> dr. ben carson, highly critical of president obama's healthcare and economic policies during the national prayer breakfast. >> moral decay. fiscal irresponsibility. they destroy themselves. and if you don't think that can happen to america, you get out your books, and you start reading. >> reporter: the speech, cheered by conservative pundits. >> r. >> amazing speech. move over, president obama. the doctor is in the house. gize. >> a wall street jour